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What is the concept of Ramanujan's number?

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The simple-looking odd positive integer 1729 is considered as “Ramanujan Number” or “Hardy-Ramanujan Number “. At first sight, it looks pretty simple. Right ? read more

1729 is the natural number following 1728 and preceding 1730. It is known as the Hardy-Ramanujan number, after an anecdote of the British mathematician G. H. Hardy when he visited Indian mathematician Srinivasa Ramanujan in hospital. read more

For example, the number of primitive 4-way solutions between 1.0E+19 and 1.0E+20 is about 47 % greater than the number of solutions between 1.0E+18 and 1.0E+19. Similarly, the number of primitive 4-way solutions between 1.0E+20 and 1.0E+21 expands by another ~47 %. read more

1729 is known as the Hardy-Ramanujan number after a famous anecdote of the British mathematician G. H. read more

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